Home / 274,679,015.22-378,963,292.77-170,218,972.26

Finding the Fourth Proportional to 274,679,015.22, 378,963,292.77 and 170,218,972.26

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Solution

The fourth proportional to 274,679,015.22, 378,963,292.77 and 170,218,972.26 is: 234,844,085.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,679,015.22 : 378,963,292.77 = 170,218,972.26 : x
  2. Step 2: Convert to fraction form
    274,679,015.22/378,963,292.77 = 170,218,972.26/x
  3. Step 3: Cross multiply
    274,679,015.22x = 378,963,292.77 × 170,218,972.26
  4. Step 4: Simplify right side
    274,679,015.22x = 64,506,742,219,574,880
  5. Step 5: Solve for x
    x = 64,506,742,219,574,880/274,679,015.22
  6. Step 6: Final answer
    x = 234,844,085.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.